NASA astronaut and Expedition 63 Commander Chris Cassidy performs regularly scheduled maintenance on the COLBERT treadmill in the station’s Tranquility module. Cassidy greased the treadmill’s axles, tightened belts and replaced components.

Commander Chris Cassidy performs maintenance on the COLBERT treadmill

iss063e003455 (April 27, 2020) --- NASA astronaut and Expedition 63 Commander Chris Cassidy performs regularly scheduled maintenance on the COLBERT treadmill in the station’s Tranquility module. Cassidy greased the treadmill’s axles, tightened belts and replaced components.

Image Credit: NASA

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Commander Chris Cassidy performs maintenance on the COLBERT treadmill

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